.nav {
    margin-top: 20px;
    height: 100px;
}

.nav div {
    float: left;
}

.nav_l {
    width: 1050px;
    height: 100px;
}

.nav_l .nav_ll {
    width: 240px;
    height: 100px;
}

.nav_l .nav_ll div {
    width: 100px;
    height: 100px;
    float: left;
    margin-top: -10px
}

.nav_l .nav_ll div :nth-child(2) {
    display: block;
    height: 50px;
    line-height: 50px;
    text-align: center;
    font-size: 16px;
    ;
}

.nav_l .nav_ll div :nth-child(1) {
    display: block;
    width: 50px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    font-size: 24px;
    background-color: rgb(250, 94, 94);
    border: 1px solid rgba(211, 12, 12, 0.5);
    border-radius: 50%;
    opacity: 0.8;
    margin: 8px 0 0 24px;
}

.nav_lr {
    width: 800px;
    height: 100px;
}

.nav_lr ul {
    display: flex;
    justify-content: space-between;
}

.nav_lr ul li {
    width: 100px;
    height: 80px;
    float: left;
}

.nav_lr ul li a {
    float: left;
    margin: 5px 5px 5px 10px;
    width: 80px;
    height: 30px;
    display: block;
    border: 1px solid rgba(149, 146, 146, 0.5);
    text-align: center;
    line-height: 30px;
    border-radius: 8px;
    background-color: rgba(204, 201, 201, 0.5);
    color: black;
    opacity: 0.6;
}

.nav_l ul li a :nth-child(1) {
    border: 0 solid pink;
}

.nav_r {
    margin-left: 10px;
    width: 240px;
    height: 80px;
    border-left: 1px solid rgba(151, 149, 149, 0.5);
}

.nav_r ul li {
    display: flex;
    justify-content: space-between;
    float: left;
    margin: 5px 0 0 35px;
    width: 80px;
    height: 30px;
    background-color: rgb(216, 211, 220);
}

.nav_r ul li a {
    width: 80px;
    height: 30px;
    display: block;
    text-align: center;
    line-height: 30px;
}

.gird {
    width: auto;
    height: 400px;
    margin-top: 20px;
}

.gird_l {
    float: left;
    width: 700px;
    height: 400px;
    background-color: rgb(237, 27, 132);
}


/* .gird_l .partial-view ul li img {
    float: left;
    width: 100%;
    height: 100%;
    object-fit: cover;
} */

.gird_r {
    float: left;
    width: 600px;
    height: 400px;
    background-color: pink;
}

.gird .gird_r div {
    float: left;
    width: 280px;
    height: 180px;
    background-color: rgb(240, 11, 49);
    margin-top: 12px;
    margin-left: 12px;
}

.recommend {
    margin-top: 30px;
    height: 280px;
    background-color: rgb(249, 157, 157);
}

.recommend_t {
    width: 90px;
    height: 60px;
    background-color: aqua;
    text-align: center;
    line-height: 60px;
    font-size: 30px;
}

.recommend_b {
    display: flex;
    justify-content: space-between;
}

.recommend_b div {
    width: 300px;
    height: 220px;
    background-color: aquamarine;
}